---
title: "Download the signer MCP bundle (.mcpb)"
method: GET
path: "/v1/agent-wallets/{walletId}/signers/{id}/mcpb"
tags: ["Agent Wallet Signers"]
---

# Download the signer MCP bundle (.mcpb)

`GET /v1/agent-wallets/{walletId}/signers/{id}/mcpb`

## Request

- Base URL: `https://api.prod.keyban.io`
- URL: `https://api.prod.keyban.io/v1/agent-wallets/{walletId}/signers/{id}/mcpb`
- Auth: one of:
  - API key in header `X-Api-Key`
  - `bearer` (a scheme the document does not define)

Download a self-contained, drag-and-drop installable Claude Desktop bundle (.mcpb) for the signer, with the wallet's credentials pre-filled.

## Path parameters

- `walletId` string, uuid, required
- `id` string, uuid, required

## Response `200`

Personalized .mcpb bundle

## Other responses

- `409`: Signer credentials are not provisioned yet
- `500`: MCP bundle template unavailable

---

[API](https://skmtc.dev/keyban/apis/keyban-rest-apis.md) · [All operations](https://skmtc.dev/keyban/apis/keyban-rest-apis/llms.txt) · [OpenAPI document](https://skmtc.dev/keyban/apis/keyban-rest-apis/revisions/0bb79a1da961?raw)